<div class="panel panel-primary">
    <div class="panel-heading">title</div>
    <div class="panel-body red">
      content
    </div>
    <div class="panel-body red">
      <img [src]="imgSrc"/>
    </div>
    <div class="btn-group" role="group" aria-label="...">
      <button type="button" class="btn btn-default" (click)="abc()">Button</button>
    </div>
  </div>